Предмет: Математика, автор: jenny32

Помогите решить задачу по математике, по теме проценты. 5 класс.
Вишня стоит 120 руб, черешня 150 руб. На сколько процентов вишня дешевле черешни?

Ответы

Автор ответа: ИринаGreni

Примем цену черешни - 150 руб. за 100%
Вишня дешевле черешни на: 150руб. - 120руб. = 30руб.
Узнаем, сколько процентов от 150руб. составляет 30руб.
100% : 150руб * 30руб. =20%
Т. е. вишня дешевле черешни на 20%

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